aoqi@0: /*
aoqi@0:  * Copyright (c) 1997, 2011, Oracle and/or its affiliates. All rights reserved.
aoqi@0:  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
aoqi@0:  *
aoqi@0:  * This code is free software; you can redistribute it and/or modify it
aoqi@0:  * under the terms of the GNU General Public License version 2 only, as
aoqi@0:  * published by the Free Software Foundation.  Oracle designates this
aoqi@0:  * particular file as subject to the "Classpath" exception as provided
aoqi@0:  * by Oracle in the LICENSE file that accompanied this code.
aoqi@0:  *
aoqi@0:  * This code is distributed in the hope that it will be useful, but WITHOUT
aoqi@0:  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
aoqi@0:  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
aoqi@0:  * version 2 for more details (a copy is included in the LICENSE file that
aoqi@0:  * accompanied this code).
aoqi@0:  *
aoqi@0:  * You should have received a copy of the GNU General Public License version
aoqi@0:  * 2 along with this work; if not, write to the Free Software Foundation,
aoqi@0:  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
aoqi@0:  *
aoqi@0:  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
aoqi@0:  * or visit www.oracle.com if you need additional information or have any
aoqi@0:  * questions.
aoqi@0:  */
aoqi@0: 
aoqi@0: package com.sun.xml.internal.xsom.impl;
aoqi@0: 
aoqi@0: import com.sun.xml.internal.xsom.SCD;
aoqi@0: import com.sun.xml.internal.xsom.XSAnnotation;
aoqi@0: import com.sun.xml.internal.xsom.XSComponent;
aoqi@0: import com.sun.xml.internal.xsom.XSSchemaSet;
aoqi@0: import com.sun.xml.internal.xsom.util.ComponentNameFunction;
aoqi@0: import com.sun.xml.internal.xsom.impl.parser.SchemaDocumentImpl;
aoqi@0: import com.sun.xml.internal.xsom.parser.SchemaDocument;
aoqi@0: import org.xml.sax.Locator;
aoqi@0: 
aoqi@0: import javax.xml.namespace.NamespaceContext;
aoqi@0: import java.text.ParseException;
aoqi@0: import java.util.ArrayList;
aoqi@0: import java.util.Collection;
aoqi@0: import java.util.Collections;
aoqi@0: import java.util.List;
aoqi@0: 
aoqi@0: public abstract class ComponentImpl implements XSComponent
aoqi@0: {
aoqi@0:     protected ComponentImpl( SchemaDocumentImpl _owner, AnnotationImpl _annon, Locator _loc, ForeignAttributesImpl fa ) {
aoqi@0:         this.ownerDocument = _owner;
aoqi@0:         this.annotation = _annon;
aoqi@0:         this.locator = _loc;
aoqi@0:         this.foreignAttributes = fa;
aoqi@0:     }
aoqi@0: 
aoqi@0:     protected final SchemaDocumentImpl ownerDocument;
aoqi@0:     public SchemaImpl getOwnerSchema() {
aoqi@0:         if(ownerDocument==null)
aoqi@0:             return null;
aoqi@0:         else
aoqi@0:             return ownerDocument.getSchema();
aoqi@0:     }
aoqi@0: 
aoqi@0:     public XSSchemaSet getRoot() {
aoqi@0:         if(ownerDocument==null)
aoqi@0:             return null;
aoqi@0:         else
aoqi@0:             return getOwnerSchema().getRoot();
aoqi@0:     }
aoqi@0: 
aoqi@0:     public SchemaDocument getSourceDocument() {
aoqi@0:         return ownerDocument;
aoqi@0:     }
aoqi@0: 
aoqi@0:     private AnnotationImpl annotation;
aoqi@0:     public final XSAnnotation getAnnotation() { return annotation; }
aoqi@0: 
aoqi@0:     public XSAnnotation getAnnotation(boolean createIfNotExist) {
aoqi@0:         if(createIfNotExist && annotation==null) {
aoqi@0:             annotation = new AnnotationImpl();
aoqi@0:         }
aoqi@0:         return annotation;
aoqi@0:     }
aoqi@0: 
aoqi@0:     private final Locator locator;
aoqi@0:     public final Locator getLocator() { return locator; }
aoqi@0: 
aoqi@0:     /**
aoqi@0:      * Either {@link ForeignAttributesImpl} or {@link List}.
aoqi@0:      *
aoqi@0:      * Initially it's {@link ForeignAttributesImpl}, but it's lazily turned into
aoqi@0:      * a list when necessary.
aoqi@0:      */
aoqi@0:     private Object foreignAttributes;
aoqi@0: 
aoqi@0:     public List<ForeignAttributesImpl> getForeignAttributes() {
aoqi@0:         Object t = foreignAttributes;
aoqi@0: 
aoqi@0:         if(t==null)
aoqi@0:             return Collections.EMPTY_LIST;
aoqi@0: 
aoqi@0:         if(t instanceof List)
aoqi@0:             return (List)t;
aoqi@0: 
aoqi@0:         t = foreignAttributes = convertToList((ForeignAttributesImpl)t);
aoqi@0:         return (List)t;
aoqi@0:     }
aoqi@0: 
aoqi@0:     public String getForeignAttribute(String nsUri, String localName) {
aoqi@0:         for( ForeignAttributesImpl fa : getForeignAttributes() ) {
aoqi@0:             String v = fa.getValue(nsUri,localName);
aoqi@0:             if(v!=null) return v;
aoqi@0:         }
aoqi@0:         return null;
aoqi@0:     }
aoqi@0: 
aoqi@0:     private List<ForeignAttributesImpl> convertToList(ForeignAttributesImpl fa) {
aoqi@0:         List<ForeignAttributesImpl> lst = new ArrayList<ForeignAttributesImpl>();
aoqi@0:         while(fa!=null) {
aoqi@0:             lst.add(fa);
aoqi@0:             fa = fa.next;
aoqi@0:         }
aoqi@0:         return Collections.unmodifiableList(lst);
aoqi@0:     }
aoqi@0: 
aoqi@0:     public Collection<XSComponent> select(String scd, NamespaceContext nsContext) {
aoqi@0:         try {
aoqi@0:             return SCD.create(scd,nsContext).select(this);
aoqi@0:         } catch (ParseException e) {
aoqi@0:             throw new IllegalArgumentException(e);
aoqi@0:         }
aoqi@0:     }
aoqi@0: 
aoqi@0:     public XSComponent selectSingle(String scd, NamespaceContext nsContext) {
aoqi@0:         try {
aoqi@0:             return SCD.create(scd,nsContext).selectSingle(this);
aoqi@0:         } catch (ParseException e) {
aoqi@0:             throw new IllegalArgumentException(e);
aoqi@0:         }
aoqi@0:     }
aoqi@0: 
aoqi@0:     @Override
aoqi@0:     public String toString() {
aoqi@0:         return apply(new ComponentNameFunction());
aoqi@0:     }
aoqi@0: }